<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>webgl2</title>
    <link rel="icon" type="image/x-icon" href="favicon.ico">
    <script src="https://cdnjs.cloudflare.com/ajax/libs/babel-polyfill/7.0.0/polyfill.min.js" nomodule></script>
</head>
<body>
    <canvas id="canvas"></canvas>
</body>
</html>